From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail143.messagelabs.com (mail143.messagelabs.com [216.82.254.35]) by kanga.kvack.org (Postfix) with SMTP id B80A65F0040 for ; Thu, 21 Oct 2010 09:33:55 -0400 (EDT) Received: by pxi6 with SMTP id 6so1359427pxi.14 for ; Thu, 21 Oct 2010 06:33:55 -0700 (PDT) From: Bob Liu Subject: [PATCH 1/3] page_isolation: codeclean fix comment and rm unneeded val init Date: Thu, 21 Oct 2010 21:28:19 +0800 Message-Id: <1287667701-8081-1-git-send-email-lliubbo@gmail.com> Sender: owner-linux-mm@kvack.org To: akpm@linux-foundation.org Cc: linux-mm@kvack.org, fengguang.wu@intel.com, kamezawa.hiroyu@jp.fujitsu.com, mel@csn.ul.ie, kosaki.motohiro@jp.fujitsu.com, Bob Liu List-ID: function __test_page_isolated_in_pageblock() return 1 if all pages in the range is isolated, so fix the comment. value pfn will be init in the following loop so rm it. Signed-off-by: Bob Liu --- mm/page_isolation.c | 3 +-- 1 files changed, 1 insertions(+), 2 deletions(-) diff --git a/mm/page_isolation.c b/mm/page_isolation.c index 5e0ffd9..4ae42bb 100644 --- a/mm/page_isolation.c +++ b/mm/page_isolation.c @@ -86,7 +86,7 @@ undo_isolate_page_range(unsigned long start_pfn, unsigned long end_pfn) * all pages in [start_pfn...end_pfn) must be in the same zone. * zone->lock must be held before call this. * - * Returns 0 if all pages in the range is isolated. + * Returns 1 if all pages in the range is isolated. */ static int __test_page_isolated_in_pageblock(unsigned long pfn, unsigned long end_pfn) @@ -119,7 +119,6 @@ int test_pages_isolated(unsigned long start_pfn, unsigned long end_pfn) struct zone *zone; int ret; - pfn = start_pfn; /* * Note: pageblock_nr_page != MAX_ORDER. Then, chunks of free page * is not aligned to pageblock_nr_pages. -- 1.5.6.3 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org